diff options
| author | Patrick Georgi <patrick.georgi@coresystems.de> | 2008-09-11 17:44:45 +0000 |
|---|---|---|
| committer | Patrick Georgi <patrick.georgi@coresystems.de> | 2008-09-11 17:44:45 +0000 |
| commit | 53bbb0f6b1bd96a7ad8c5cd0d45e0b2705704f6d (patch) | |
| tree | f100eda55e332a01b40212bc886c06c1dffc2ebb /payloads | |
| parent | 29061a59b2b09c0896a53c9208199feecb432225 (diff) | |
makes cursorx and cursory signed, as there
are several "if (cursorx < 0)" tests.
I also added another one, to make backspace
wrap backwards into the previous line, if necessary.
Signed-off-by: Patrick Georgi <patrick.georgi@coresystems.de>
Acked-by: Jordan Crouse <jordan.crouse@amd.com>
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@3576 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'payloads')
| -rw-r--r-- | payloads/libpayload/drivers/video/video.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/payloads/libpayload/drivers/video/video.c b/payloads/libpayload/drivers/video/video.c index 78f410be34..23d0c1bb58 100644 --- a/payloads/libpayload/drivers/video/video.c +++ b/payloads/libpayload/drivers/video/video.c @@ -51,8 +51,8 @@ static struct video_console *console_list[] = static struct video_console *console; -static unsigned int cursorx; -static unsigned int cursory; +static int cursorx; +static int cursory; static unsigned int cursor_enabled = 1; static void video_console_fixup_cursor(void) @@ -122,6 +122,10 @@ void video_console_putchar(unsigned int ch) case '\b': cursorx--; + if (cursorx < 0) { + cursory--; + cursorx = VIDEO_COLS; + } break; case '\t': @@ -172,7 +176,7 @@ int video_console_init(void) console = console_list[i]; if (console->get_cursor) - console->get_cursor(&cursorx, &cursory, &cursor_enabled); + console->get_cursor((unsigned int*)&cursorx, (unsigned int*)&cursory, &cursor_enabled); if (cursorx) { cursorx = 0; |